Peter Rumancek is a fictional character from the television series Being Human. He is portrayed as a charming and enigmatic vampire who struggles with his identity and the moral dilemmas that come with being a supernatural being. His character often grapples with the desire for human connection while dealing with the darker aspects of his nature. In the series, Peter serves as a mentor to other supernatural characters, including Josh Levis and Sally Malik. His complex personality and backstory add depth to the show's exploration of themes like friendship, love, and the challenges of living as a creature of the night.